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Remove binind field from arena_slab_data_t.

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binind is now redundant; the containing extent_t's szind field always
provides the same value.
This commit is contained in:
Jason Evans 2017-03-13 17:48:26 -07:00
parent e8921cf2eb
commit f50d6009fe
3 changed files with 8 additions and 22 deletions
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17
include/jemalloc/internal/arena_inlines_b.h
View file

@ -117,17 +117,9 @@ arena_aalloc(tsdn_t *tsdn, const void *ptr) {
/* Return the size of the allocation pointed to by ptr. */
JEMALLOC_ALWAYS_INLINE size_t
arena_salloc(tsdn_t *tsdn, const extent_t *extent, const void *ptr) {
size_t ret;
assert(ptr != NULL);
if (likely(extent_slab_get(extent))) {
ret = index2size(extent_slab_data_get_const(extent)->binind);
} else {
ret = large_salloc(tsdn, extent);
}
return ret;
return index2size(extent_szind_get(extent));
}
JEMALLOC_ALWAYS_INLINE void
@ -136,19 +128,17 @@ arena_dalloc(tsdn_t *tsdn, extent_t *extent, void *ptr, tcache_t *tcache,
assert(!tsdn_null(tsdn) || tcache == NULL);
assert(ptr != NULL);
szind_t szind = extent_szind_get(extent);
if (likely(extent_slab_get(extent))) {
/* Small allocation. */
if (likely(tcache != NULL)) {
szind_t binind = extent_slab_data_get(extent)->binind;
tcache_dalloc_small(tsdn_tsd(tsdn), tcache, ptr, binind,
tcache_dalloc_small(tsdn_tsd(tsdn), tcache, ptr, szind,
slow_path);
} else {
arena_dalloc_small(tsdn, extent_arena_get(extent),
extent, ptr);
}
} else {
szind_t szind = extent_szind_get(extent);
if (likely(tcache != NULL) && szind < nhbins) {
if (config_prof && unlikely(szind < NBINS)) {
arena_dalloc_promoted(tsdn, extent, ptr,
@ -173,7 +163,6 @@ arena_sdalloc(tsdn_t *tsdn, extent_t *extent, void *ptr, size_t size,
if (likely(extent_slab_get(extent))) {
/* Small allocation. */
if (likely(tcache != NULL)) {
assert(szind == extent_slab_data_get(extent)->binind);
tcache_dalloc_small(tsdn_tsd(tsdn), tcache, ptr, szind,
slow_path);
} else {

3
include/jemalloc/internal/arena_structs_a.h
View file

@ -2,9 +2,6 @@
#define JEMALLOC_INTERNAL_ARENA_STRUCTS_A_H
struct arena_slab_data_s {
/* Index of bin this slab is associated with. */
szind_t binind;
/* Number of free regions in slab. */
unsigned nfree;